id:A068135 - OEIS Search Results

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Smallest prime ending in reverse concatenation of first n natural numbers.

+0
2

11, 421, 1321, 14321, 154321, 16654321, 37654321, 1487654321, 28987654321, 310987654321, 21110987654321, 11121110987654321, 113121110987654321, 11413121110987654321, 10151413121110987654321, 3416151413121110987654321 (list; graph; listen)

	OFFSET	`1,1`
	CROSSREFS	`Sequence in context: A046281 A068704 A090558 this_sequence A140840 A068235 A156863` `Adjacent sequences: A068132 A068133 A068134 this_sequence A068136 A068137 A068138`
	KEYWORD	`base,easy,nonn`
	AUTHOR	`Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Feb 22 2002`
	EXTENSIONS	`More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 01 2003`

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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.

AT&T Labs Research